Q.1
When a hole or cavity to be cored is not in line with the parting surface, then a ________ is used.
Q.2
Notching is the operation of
Q.3
When the dimension is expressed as $$20_{ - 0.025}^{ + 0.035}$$, then the tolerance is
Q.4
In forehand welding, the weld is made
Q.5
A diamond pointed chisel is used for cutting
Q.6
Spot welding is used for welding
Q.7
The welding process used in joining mild steel shanks to high speed drills, is
Q.8
For cutting brass, the hacksaw blade should have ________ teeth per 25 mm.
Q.9
In arc welding, the electric arc is produced between the work and the electrode by
Q.10
A file removes the metal during
Q.11
The purpose of a riser is to
Q.12
Which of the following welding method uses a pool of molten metal?
Q.13
Lancing is the operation of
Q.14
A casting defect which occurs due to improper venting of sand is known as
Q.15
Which one of the following material will require the largest size of riser for the same size of casting?
Q.16
A hacksaw blade is specified by its
Q.17
Lap joints are employed on plates having thickness
Q.18
Thermit welding is often used in
Q.19
Thread rolling is restricted to
Q.20
When a pattern is made in three parts, the ________ is known as a drag.
Q.21
Which of the following material can be used for making patterns?
Q.22
When more volume of acetylene and less volume of oxygen is supplied, then a ________ flame is obtained.
Q.23
In permanent mould casting method
Q.24
Cutting and forming operations can be performed in a single operation in a
Q.25
The process of decreasing the cross-section of a bar and increasing its length, is called
Q.26
The process of increasing the cross-section of a bar at the expense of its length, is called
Q.27
The directional solidification in casting can be improved by using
Q.28
In a compound die
Q.29
In a simple die
Q.30
Linde welding uses
Q.31
A neutral flame is obtained by supplying
Q.32
Scribing block is used to
Q.33
The cutting edge of a chisel should be
Q.34
The upsetting is a process of
Q.35
For gas welding, the pressure desired at the welding torch for acetylene is
Q.36
The fullers are used
Q.37
A pattern maker's shrinkage rule considers
Q.38
In welding copper alloys with TIG arc welding
Q.39
A ring gauge is used to
Q.40
According to Indian standard specifications, 100 H6/g5 means that.
Q.41
A basic shaft is one whose
Q.42
The casting method adopted for ornaments and toys of nonferrous alloys, is
Q.43
The tolerance produced by shell moulding process of casting is
Q.44
In order to get uniform thickness of the plate by rolling process, one provides
Q.45
The operation of straightening a curved sheet metal, is known as
Q.46
The operation of producing cup shaped parts from flat sheet metal blanks by bending and plastic flow of metal, is known as
Q.47
A basic hole is one whose
Q.48
In spot welding, the distance between the nearest edge of the plate and centre of weld should be equal to
Q.49
The welding set up is said to have straight polarity, when
Q.50
The algebraic difference between the minimum limit and the basic size is called
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